<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[Papillon_Az的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/Papillon_Az</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; Papillon_Az]]></copyright><item><title><![CDATA[riscv编译提示 required zicsr]]></title><link>https://blog.youkuaiyun.com/Papillon_Az/article/details/140199858</link><guid>https://blog.youkuaiyun.com/Papillon_Az/article/details/140199858</guid><author>Papillon_Az</author><pubDate>Fri, 05 Jul 2024 09:57:06 +0800</pubDate><description><![CDATA[2.运行 `riscv64-elf-gcc -dumpspecs `，查看 `multilib_defaults` 信息是否有相应拓展，比我的打印的相应信息为：`march=rv64imafdc_zicsr_zifencei mabi=lp64d` ，如果不带`zicsr`，则需要在工具编译时加上相应的相应的zicsr参数重新编译。3.如果支持zicsr拓展，则在编译时加入 -march=rv32im_zicsr 选项，即可正常编译。1.默认你已经下载好了交叉编译工具。]]></description><category></category></item></channel></rss>